Английский разговорный словарь (основной) - demonstration

ˌdemənsˈtreɪʃən n. 1 (foll. by of) a the outward showing of feeling etc. b an instance of this. 2 a public meeting, march, etc., for a political or moral purpose. 3 a the exhibiting or explaining of specimens or experiments as a method of esp. scientific teaching. b an instance of this. 4 proof provided by logic, argument, etc. 5 Mil. a show of military force. øødemonstrational adj. [ME f. OF demonstration or L demonstratio (as DEMONSTRATE)]